hemoglobin, iron metabolism Flashcards by Christine Hyldmo | Brainscape

Q

hemoglobin structure

A

4 hemes, 4 polypeptide chains

1,3,5,8 tetramethyl-2,4-divinyl-6,7-dipropionyl porphin

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Q

carboxy hemoglobin

A

COHb

- 0-5% in non smokers

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Q

first step of hemoglobin synthesis

A

rate limiting step
regulatory enzyme is aminolevulonic acid synthase
## cofactor is PALP

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